Personalized Golfing Grandpa Little Putter Youth T-Shirt. Grandpa's little putter mini-golf or putting green future golfer Youth T-Shirt - Pacific Blue. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.